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

2 senses of steady

Sense 1
steady, calm, becalm -- (make steady; "steady yourself")
       => stabilize, stabilise -- (become stable or more stable; "The economy stabilized")

Sense 2
brace, steady, stabilize, stabilise -- (support or hold steady and make steadfast, with or as if with a brace; "brace your elbows while working on the potter's wheel")
       => 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 steadying

1 sense of steadying

Sense 1
steadying -- (causing to become steady; "had a steadying effect on her nerves")

INDIRECT (VIA helpful) -> unhelpful -- (providing no assistance)

Similarity of adj steadying

1 sense of steadying

Sense 1
steadying -- (causing to become steady; "had a steadying effect on her nerves")
       => helpful (vs. unhelpful) -- (providing assistance or serving a useful function)