certainly
- adverb (adv)
Meaning: without doubt
Synonyms:
absolutely
assuredly
cert
exactly
for a fact
of course
positively
posolutely
right on
surely
unquestionably
without fail
Antonyms:
doubtfully
dubiously
equivocally
questionably
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.