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To light up in Irish (soilsigh): Meaning, Conjugation, Examples

Other uses of ‘soilsigh’: shine · enlighten

The Irish for to light up is soilsigh; ag soilsiú is lighting up.
Updated October 2026Report a mistake

How to say “to light up” in Irish

Irish:
soilsigh
English:
to light up, shine, enlighten
Word type:
verb, second-conjugation
Verbal noun:
soilsiú (ag soilsiú, lighting up)
Verbal adjective:
soilsithe
Pronunciation:
“SIL-shee”  /ˈsˠɪlʲʃiː/

What does “soilsigh” mean?

“Soilsigh” has three alternative meanings. The most common comes first.

to light up
To give light to something or make it bright.Also: illuminate, light, brighten.
2 other meanings: shine or enlighten
2to shine
To give out light or become bright.Also: glow, become bright.
3to enlighten
To make something clear or help someone understand it.Also: clarify, elucidate.

“Soilsigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Shoilsigh méI lit upNíor shoilsigh méI did not light upAr shoilsigh mé?Did I light up?
tú (you)Shoilsigh túYou lit upNíor shoilsigh túYou did not light upAr shoilsigh tú?Did you light up?
sé / sí (he / she)Shoilsigh sé / síHe lit upNíor shoilsigh sé / síHe did not light upAr shoilsigh sé / sí?Did he light up?
sinn (we)ShoilsíomarWe lit upNíor shoilsíomarWe did not light upAr shoilsíomar?Did we light up?
sibh (you, plural)Shoilsigh sibhYou lit upNíor shoilsigh sibhYou did not light upAr shoilsigh sibh?Did you light up?
siad (they)Shoilsigh siadThey lit upNíor shoilsigh siadThey did not light upAr shoilsigh siad?Did they light up?
saorbhriathar (autonomous)SoilsíodhNíor soilsíodhAr soilsíodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)SoilsímI light upNí shoilsímI do not light upAn soilsím?Do I light up?
tú (you)Soilsíonn túYou light upNí shoilsíonn túYou do not light upAn soilsíonn tú?Do you light up?
sé / sí (he / she)Soilsíonn sé / síHe lights upNí shoilsíonn sé / síHe does not light upAn soilsíonn sé / sí?Does he light up?
sinn (we)SoilsímidWe light upNí shoilsímidWe do not light upAn soilsímid?Do we light up?
sibh (you, plural)Soilsíonn sibhYou light upNí shoilsíonn sibhYou do not light upAn soilsíonn sibh?Do you light up?
siad (they)Soilsíonn siadThey light upNí shoilsíonn siadThey do not light upAn soilsíonn siad?Do they light up?
saorbhriathar (autonomous)SoilsítearNí shoilsítearAn soilsítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Soilseoidh méI will light upNí shoilseoidh méI will not light upAn soilseoidh mé?Will I light up?
tú (you)Soilseoidh túYou will light upNí shoilseoidh túYou will not light upAn soilseoidh tú?Will you light up?
sé / sí (he / she)Soilseoidh sé / síHe will light upNí shoilseoidh sé / síHe will not light upAn soilseoidh sé / sí?Will he light up?
sinn (we)SoilseoimidWe will light upNí shoilseoimidWe will not light upAn soilseoimid?Will we light up?
sibh (you, plural)Soilseoidh sibhYou will light upNí shoilseoidh sibhYou will not light upAn soilseoidh sibh?Will you light up?
siad (they)Soilseoidh siadThey will light upNí shoilseoidh siadThey will not light upAn soilseoidh siad?Will they light up?
saorbhriathar (autonomous)SoilseofarNí shoilseofarAn soilseofar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)ShoilseoinnI would light upNí shoilseoinnI would not light upAn soilseoinn?Would I light up?
tú (you)ShoilseofáYou would light upNí shoilseofáYou would not light upAn soilseofá?Would you light up?
sé / sí (he / she)Shoilseodh sé / síHe would light upNí shoilseodh sé / síHe would not light upAn soilseodh sé / sí?Would he light up?
sinn (we)ShoilseoimisWe would light upNí shoilseoimisWe would not light upAn soilseoimis?Would we light up?
sibh (you, plural)Shoilseodh sibhYou would light upNí shoilseodh sibhYou would not light upAn soilseodh sibh?Would you light up?
siad (they)ShoilseoidísThey would light upNí shoilseoidísThey would not light upAn soilseoidís?Would they light up?
saorbhriathar (autonomous)ShoilseofaíNí shoilseofaíAn soilseofaí?

“Soilsigh” in a sentence: Irish examples

Past, present, future and conditional, with a negative and a question.

Shoilsigh na soilse an tsráid ar fad.
The lights lit up the whole street.
Soilsíonn an ghealach an cuan san oíche.
The moon lights up the harbour at night.
Soilseoidh siad an crann Nollag anocht.
They will light up the Christmas tree tonight.
Shoilseodh lampa nua an seomra níos fearr.
A new lamp would light the room better.
Níor shoilsigh an ghrian inniu ar chor ar bith.
The sun did not shine at all today.
Ar shoilsigh siad an séipéal don bhainis?
Did they light up the church for the wedding?

Other verbs in Irish

More everyday Irish verbs to learn next.

To light up in Irish: frequently asked questions

What is the Irish for to light up?

The Irish for to light up is soilsigh (pronounced “SIL-shee”). It is a second-conjugation verb; the verbal noun is soilsiú.

What is the verbal noun of soilsigh?

The verbal noun of soilsigh is soilsiú, used after ag for the continuous: ag soilsiú (lighting up). The verbal adjective is soilsithe.

How do you say soilsigh in the past and the future?

Past: Shoilsigh mé; negative Níor shoilsigh mé; question Ar shoilsigh mé?. Future: Soilseoidh mé; negative Ní shoilseoidh mé; question An soilseoidh mé?.

What is the modh coinníollach of soilsigh?

The conditional (modh coinníollach) first person is Shoilseoinn (I would light up); negative Ní shoilseoinn; question An soilseoinn?.

Does soilsigh have more than one meaning?

Yes. Soilsigh can mean to light up, to shine or to enlighten, depending on context; the first is the most common.

What is the difference between 'soilsigh' and 'las'?

'Las' means to light or ignite something, such as a fire or a candle, while 'soilsigh' means to illuminate or shed light on something, such as a room or a street.

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