to use / to employ / to make use of, to apply / to spend

(adverbial particle, dismissive, derogatory) emphasizes disgust, contempt, or otherwise negative feelings of the speaker: whatever

pipe / a wind instrument

What? What did you say?

whatchamacallit, X

a pipe or tube, such as that made of bamboo, wood, metal, or rubber / a shuttle for weaving with a loom (from the way the earliest shuttles were made from bamboo tubes)

tube; pipe; duct; tract

what

What?, Huh?

what / that thing (used in place of words you can't remember at the moment.)