APPENDIX 197
First Conjugation of Stems ending in a long Vowel.
The stem ends historically in gh which has disappeared
between vowels but remains in the two forms in which the
bare stem appears, namely the 2 sg. imperative and the 3 sg.
past. Where the vowel preceding the original gh was short.
it remains short in these forms, and before t.
crúim (crúigh) “I milk”