Yppighet, luxury.

Yr, giddy, dizzy; wild.

Yra, to rave.

Yrhet, giddiness.

Yrka, to urge, to insist.

Yrke, trade, profession.

Ysta sig, to curdle, to curd.

Yster, pert, wanton.

Yta, surface.

Ytlig, superficial.