JQXYZ

having feared this would be nigh-on impossible, it proved to be among the richest veins. 
But yes, I had to look up some of these words

Junior, querulous, quixotic; zips-onto quest jingle-jangle zig-zag zoom-jogging. Quondam xenophile’s [1] journey’s-end: yon jurisdiction-different. Johnny-come-lately’s jeunesse-dorée [2]: jaunts-into X-rated JiveBar – jocose yahoo zaftig [3] Yvonne’s zealous!

Zero, zero zlotys/quids: zonked… Q.E.D. Just jackass.

Quasi-pigsty zoo-tending – juvenile jealously yearned-for quality-lacking yukky Jerusalem-artichokes quota.

Yardstick judgement: quit. Youngster zillion-yards-distant – jolly-Dad jumps (x x x). Jacket, jockeyshorts, jeans, jersey, jodhpurs; Jade/Quartz.

Jollifications: QM-stores-style jack-rabbit, jalapenos, yorkshire-puddings, yoghurt, yolks, Yorkie-bars, quinoa [4], Jaffas, jelly, quiche, jambalaya, zucchini, quaker-oats, quince jamsponge, queen-of-puddings, zabaglione. Quaffing: quantities!

Jongleurs, jig/jitterbug/jive, jugglers, jug-band quartet: xylophone zither-music-jamsession.

Zeitgeist-quips… ‘Young-in-years, quite yesterday’s JohnDoe? Zzzz? Quaint… yet quickened! Joy! Quintessence-jubilation! Yes! Just joking, joi-de-vivre, Jahweh-be-thanked!’

[1] lover of foreign places

[2] young person who enjoys wealth & privilege

[3] full-figured

[4] (keen-wah) ground seeds rich in protein (similar to couscous)