Catalan

Verb

derruir ‎(first-person singular present derrueixo, past participle derruït)

1. to knock down, bring down (a building)
2. (reflexive) to collapse, to fall down

Conjugation

Portuguese

Verb

derruir ‎(first-person singular present indicative derruo, past participle derruído)

1. to knock down
2. to fall down

Conjugation

Spanish

Verb

derruir ‎(first-person singular present derruyo, first-person singular preterite derruí, past participle derruido)

1. to knock down, tear down

Conjugation

• Rule: i becomes y before a, e, or o.