勿体振るのはやめてくれ。

superior airs; air of importance; overemphasis

to wave; to shake; to swing; to sprinkle; to throw (dice); to cast (actor); to allocate (work); to turn down (somebody); to reject; to jilt; to dump; to abandon; to give up; to ruin; to add kana indicating a reading of a word; to slightly change headings; to change directions; to extract by broiling; to prepare an infusion of; to decoct; to carry with great vigor (e.g. a portable shrine); to bring up the main topic; to replace; to substitute; to set up a joke for somebody else

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

to stop (an activity); to cease; to discontinue; to end; to quit; to cancel; to abandon; to give up; to abolish; to abstain; to refrain