961. (_d._) With the present stem in #-i{o|e-}# (836).

quatiō, _shake_ quatere -cussī quassus

Compounds drop the #a# (111, _a_): as, #in-cutiō#, #in-cutere#,

#in-cussī#, #in-cussus#.

[Errata:

954 ... nasalized root followed by #{-o|e-}# (831).

final . missing

956 ... #spiciunt# (Cato), #spēxit# (Naev., Enn.).

text unchanged: error for spexit?]

PERFECT STEM IN #-v-#.

962. (2 _a_.) The following verbs in #-ere# have the perfect stem in

#-v-#, preceded by a long vowel of the root (869), and the perfect

participle, when used, in #-tus#:

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