So also lufu (love), scamu (shame). Duru (door) is an u-noun: it has acc. duru, d., g. dura, g. pl. dura. Observe that all these nouns have a short syllable before the final vowel. When it is long, the u is dropped, and the noun falls under (b).

SINGULAR. PLURAL.
(b) Nom. sprǣċ (speech). Nom. sprǣċ-a.
Acc. sprǣċ-e. Acc. sprǣċ-a.
Dat. sprǣċ-e. Dat. sprǣċ-um.
Gen. sprǣċ-e. Gen. sprǣċ-a.

So also strǣt (street), sorg (sorrow). Some have the acc. sing. the same as the nom., such as dǣd, hand, miht.

Those in -ol, -er, -or, &c. contract:—sāwol (soul), sāwle, sāwla, sāwlum. So also ċeaster (city), hlǣdder (ladder).

Some in -en double the n in inflection:—byrþen (burden), byrþenne. So also those in -rǣden, such as hierdrǣden (guardianship). Those in -nes also double the s in inflection: gōdnes (goodness), gōdnesse.

(2) Mutation-plurals.

SINGULAR. PLURAL.
Nom. bōc (book). Nom. bēċ.
Dat. bēċ. Dat. bōc-um.
Gen. bēċ. Gen. bōc-a.

Burg (city), byriġ, burge; byriġ, burgum, burga.

(3) Indeclinable.