Antonyms of adj decrepit

2 senses of decrepit

Sense 1
creaky, decrepit, derelict, flea-bitten, run-down, woebegone -- (worn and broken down by hard use; "a creaky shack"; "a decrepit bus...its seats held together with friction tape"; "a flea-bitten sofa"; "a run-down neighborhood"; "a woebegone old shack")

INDIRECT (VIA worn) -> new -- (unaffected by use or exposure; "it looks like new")

Sense 2
decrepit, debile, feeble, infirm, rickety, sapless, weak, weakly -- (lacking bodily or muscular strength or vitality; "a feeble old woman"; "her body looked sapless")

INDIRECT (VIA frail) -> robust -- (sturdy and strong in form, constitution, or construction; "a robust body"; "a robust perennial")

Similarity of adj decrepit

2 senses of decrepit

Sense 1
creaky, decrepit, derelict, flea-bitten, run-down, woebegone -- (worn and broken down by hard use; "a creaky shack"; "a decrepit bus...its seats held together with friction tape"; "a flea-bitten sofa"; "a run-down neighborhood"; "a woebegone old shack")
       => worn (vs. new) -- (affected by wear; damaged by long use; "worn threads on the screw"; "a worn suit"; "the worn pockets on the jacket")

Sense 2
decrepit, debile, feeble, infirm, rickety, sapless, weak, weakly -- (lacking bodily or muscular strength or vitality; "a feeble old woman"; "her body looked sapless")
       => frail (vs. robust) -- (physically weak; "an invalid's frail body")