Synonyms of tentative in English:

tentative


See definition of tentative

adjective

1‘a tentative arrangement’

SYNONYMS
provisional, unconfirmed, unsettled, indefinite, pencilled in, preliminary, to be confirmed, TBC, subject to confirmation
speculative, conjectural, untried, unproven, unsubstantiated
exploratory, experimental, trial, test, pilot
rare provisory, provisionary
ANTONYMS

definite

2‘he eventually tried a few tentative steps around his hospital room’

SYNONYMS
hesitant, uncertain, cautious, unconfident, timid, hesitating, faltering, shaky, unsteady, halting
wavering, unsure, doubtful, diffident
informal iffy
ANTONYMS

confident