Use the l-participle of отѧти and the present tense of the auxiliary verb бꙑти e.g. third-person masculine singular → отѧлъ ѥстъ
pluperfect2
Use the l-participle of отѧти and the imperfective aorist or imperfect3 tense of the auxiliary verb бꙑти e.g. third-person masculine singular → отѧлъ бѣ/бѣаше
Use the l-participle of отѧти and the future tense of the auxiliary verb бꙑти e.g. third-person masculine singular → отѧлъ бѫдетъ
conditional2
Use the l-participle of отѧти and the conditional mood5 or perfective aorist tense of the auxiliary verb бꙑти e.g. third-person masculine singular → отѧлъ би/бꙑ
1 For declension of participles, see their entries. 2 Except first/second-person neuter. 3 Third-person only. 4 Attested only in a few instances. 5 The dual forms are unattested. 6 Also called a sigmatic aorist.