GREEK SMALL LETTER THETA - MODIFIER LETTER APOSTROPHE
| advanced tongue root | 0 |
| anterior | + |
| approximant | - |
| back | 0 |
| click | - |
| consonantal | + |
| constricted glottis | + |
| continuant | + |
| coronal | + |
| delayed release | + |
| distributed | + |
| dorsal | - |
| epilaryngeal source | - |
| fortis | - |
| front | 0 |
| high | 0 |
| labial | - |
| labiodental | 0 |
| lateral | - |
| long | - |
| low | 0 |
| lowered larynx implosive | - |
| nasal | - |
| periodic glottal source | - |
| raised larynx ejective | + |
| retracted tongue root | 0 |
| round | 0 |
| short | - |
| sonorant | - |
| spread glottis | - |
| stress | - |
| strident | - |
| syllabic | - |
| tap | - |
| tense | 0 |
| tone | 0 |
| trill | - |
