reinforce
WordReference English Thesaurus © 2026
Sense: Verb: strengthen physically
Synonyms:
strengthen Collocations, support Collocations, underpin Collocations, tighten Collocations, shore up, brace Collocations, buttress, fortify
Sense: Verb: strengthen with evidence
Synonyms:
strengthen Collocations, support Collocations, back Collocations, back up, bolster Collocations, hold up, substantiate, corroborate, consolidate, confirm Collocations, validate Collocations, underpin Collocations, shore up, buttress, affirm