Introduction
Phonology
Orthography
Consonants
Vowels
Proctorian has 16 vowels distinguished by rounding, tenseness, height and frontness:
| Front rounded | Front unrounded | Back rounded | Back unrounded | |
|---|---|---|---|---|
| High tense | /y/ | /i/ | /u/ | /ɯ/ |
| High lax | /ʏ/ | /ɪ/ | /ʊ/ | /ш/ |
| Low tense | /ø/ | /e/ | /o/ | /a/ |
| Low lax | /œ/ | /ɛ/ | /ɔ/ | /ɑ/ |