Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb buttress

2 senses of buttress

Sense 1
buttress -- (reinforce with a buttress; "Buttress the church")
       => reinforce, reenforce -- (make stronger; "he reinforced the concrete")

Sense 2
buttress -- (make stronger or defensible; "buttress your thesis")
       => strengthen, beef up, fortify -- (make strong or stronger; "This exercise will strengthen your upper body"; "strengthen the relations between the two countries")

Antonyms of adj buttressed

1 sense of buttressed

Sense 1
braced, buttressed -- (held up by braces or buttresses)

INDIRECT (VIA supported) -> unsupported -- (not held up or borne; "removal of the central post left the roof unsupported")

Similarity of adj buttressed

1 sense of buttressed

Sense 1
braced, buttressed -- (held up by braces or buttresses)
       => supported (vs. unsupported) -- (held up or having the weight borne especially from below; "supported joints in a railroad track have ties directly under the rail ends")