What? What did you say?

Nothing

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

What?, Huh?

浸かる: to be soaked; to be immersed (in liquid) / 浸かる: (figuratively) to be immersed (in something) / 漬かる: to be pickled; to be well seasoned

Betta, a genus of fish in the family gourami (Osphronemidae)

(informal) word processor text devoid of formatting / (informal, by extension) data devoid of formatting (for example, a DTM track of pure music notes and unadjusted parameters)

corny, hackneyed

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

whatchamacallit, X