brace oneself for vs steel oneself against

brace oneself for and steel oneself against both are verbs.

Word	Noun	Adjective	Verb	Adverb
brace oneself for	No	No	Yes	No
steel oneself against	No	No	Yes	No

As verbs, brace oneself for and steel oneself against are synonyms defined as:

brace oneself for and steel oneself against: prepare mentally or emotionally for something unpleasant

Other synonyms of brace oneself for include prepare for, steel oneself for.

brace oneself for (verb)	steel oneself against (verb)
prepare mentally or emotionally for something unpleasant	prepare mentally or emotionally for something unpleasant