Portuguese translation of the English word affirm

Portuguese/English
English → Portuguese
  
EnglishPortuguese (translated indirectly)Esperanto
(assure; certify; ensure; make sure)
afirmar
(assent; say yes; say yes to)
dizer sim
;
responder que sim
(insist; dwell; maintain)
insistir
;
instar
(confirm; corroborate; establish; uphold; bear out; recognize)
confirmar
;
homologar
;
ratificar
(assert; state; allege; claim; aver; maintain)
asseverar
(swear; pledge; vow; take an oath)
jurar
;
prestar juramento
(assent; yea)
sim
(positive)
positivo
;
real
(definite; definitive; decided; decisive; final; firm; positive; irrevocable)
decisivo
;
definitivo

EnglishPortuguese
affirm⇆ afirmar; ⇆ asseverar
affirmative⇆ afirmativo