Fjäll, (tunn skifva), scale; (berg, ofta stafvadt fjell) mountain.

Fjäril, butterfly.

Fjäsk, fuss, bustle; —a, to make a fuss.

Fjät, step, track.

Fjättra, to fetter.

Flack, flat, level, open.

Fladder, flutter.

Fladdermus, se Flädermus.

Flagg, flag, colors, ensign.

Flamma, (en), flame, blaze; (att) to flame, to blaze.