fǫrull

Old Norse edit

Probably from or akin to fara +‎ -ull.

fǫrull

Strong declension of fǫrull

singular	masculine	feminine	neuter
nominative	fǫrull	fǫrul	fǫrult
accusative	fǫrlan	fǫrla	fǫrult
dative	fǫrlum	fǫrulli	fǫrlu
genitive	fǫruls	fǫrullar	fǫruls
plural	masculine	feminine	neuter
nominative	fǫrlir	fǫrlar	fǫrul
accusative	fǫrla	fǫrlar	fǫrul
dative	fǫrlum	fǫrlum	fǫrlum
genitive	fǫrulla	fǫrulla	fǫrulla

Weak declension of fǫrull

singular	masculine	feminine	neuter
nominative	fǫrli	fǫrla	fǫrla
accusative	fǫrla	fǫrlu	fǫrla
dative	fǫrla	fǫrlu	fǫrla
genitive	fǫrla	fǫrlu	fǫrla
plural	masculine	feminine	neuter
nominative	fǫrlu	fǫrlu	fǫrlu
accusative	fǫrlu	fǫrlu	fǫrlu
dative	fǫrlum	fǫrlum	fǫrlum
genitive	fǫrlu	fǫrlu	fǫrlu

Declension of comparative of fǫrull

singular	masculine	feminine	neuter
nominative	fǫrlari	fǫrlari	fǫrlara
accusative	fǫrlara	fǫrlari	fǫrlara
dative	fǫrlara	fǫrlari	fǫrlara
genitive	fǫrlara	fǫrlari	fǫrlara
plural	masculine	feminine	neuter
nominative	fǫrlari	fǫrlari	fǫrlari
accusative	fǫrlari	fǫrlari	fǫrlari
dative	fǫrlurum	fǫrlurum	fǫrlurum
genitive	fǫrlari	fǫrlari	fǫrlari

Strong declension of superlative of fǫrull

singular	masculine	feminine	neuter
nominative	fǫrlastr	fǫrlust	fǫrlast
accusative	fǫrlastan	fǫrlasta	fǫrlast
dative	fǫrlustum	fǫrlastri	fǫrlustu
genitive	fǫrlasts	fǫrlastrar	fǫrlasts
plural	masculine	feminine	neuter
nominative	fǫrlastir	fǫrlastar	fǫrlust
accusative	fǫrlasta	fǫrlastar	fǫrlust
dative	fǫrlustum	fǫrlustum	fǫrlustum
genitive	fǫrlastra	fǫrlastra	fǫrlastra

Weak declension of superlative of fǫrull

singular	masculine	feminine	neuter
nominative	fǫrlasti	fǫrlasta	fǫrlasta
accusative	fǫrlasta	fǫrlustu	fǫrlasta
dative	fǫrlasta	fǫrlustu	fǫrlasta
genitive	fǫrlasta	fǫrlustu	fǫrlasta
plural	masculine	feminine	neuter
nominative	fǫrlustu	fǫrlustu	fǫrlustu
accusative	fǫrlustu	fǫrlustu	fǫrlustu
dative	fǫrlustum	fǫrlustum	fǫrlustum
genitive	fǫrlustu	fǫrlustu	fǫrlustu

förull in A Concise Dictionary of Old Icelandic, G. T. Zoëga, Clarendon Press, 1910, at Internet Archive.