a child / (figuratively) a girl, especially a dear or desired one (compare use of English baby, babe) / a smaller or younger version of a bigger object

even if one says

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

to say, to tell somebody / to call, to name, to give a name / to cry, to call, to make a noise (such as an animal)

What? What did you say?

whatchamacallit, X

past tense and perfective aspect of 言う (iu, yū) [godan]

nonetheless, although, be that as it may

in other words; what I (you, etc.) mean is