Tvegifte, bigamy.

Tvehågsen, doubtful, hesitating.

Tveka, to hesitate.

Tvekan, hesitation.

Tvestjert, earwig.

Tvetytig, equivocal, ambiguous.

Tvifla, to doubt; tvifvel, doubt.

Tvifvelaktig, doubtful.

Tvilling, twin.

Tvinga, to force, to compel.