EWO -- Vowel Reduction
1. Rules:
When a prefix is added,
Before one consonant a or e in the base > i
- salient -- resilient
- tenant -- continent
Before two consonants a > e
- faction -- confection
- capture -- misconception
Also ae > i caesura -- incisive
and au > u clause -- inclusive
2 Verbs that show vowel gradation:
- agere -ig- actum
- cadere -cid- casum
- caedere -cid- caesum -cis-
- capere -cip(i)- captum -cept- -ceive
- [claudere] -clud- clausum -clus-
- dare datum -dit-
- facere -fic(i)- factum -fect-
- [jacere] jactum -ject-
- tenere -tin- tentum -tain
- canere cantum -cent-
- scandere -scend- -scens-
- salire -sil(i)- saltum -sult
- tangere -ting- -tig- tactum
- gradi -gred- gressum
- habere habitum -hibit-