√ 2 iṣ, “send”

√ 1 iṣ, ich

√ 2 iṣ

√ ī

Present

IV. íṣyati -te etc. V.+

VI. iṣe etc. RV

IX. iṣṇā́ti etc. (iṣāṇa) V.B.S

Future

Simple Future: eṣiṣyati

Periphrastic Future: eṣitā

Aorist

-iṣ-Ao: praiṣīt E.+ (apraiṣit M.)

Causative

iṣáyati-te etc. (iṣayádhyai RV.) -eṣayati -te etc. E.+ (eṣyate E.)

Verbal Nouns

PPP: iṣitá V.+; ¹Abs: iṣitvā; ²Abs: -íṣya B.+;-éṣam B.; iṣádhyai RV

Derivatives

iṣáṇi RV.	-eṣa V.+	-eṣya B.+	eṣitavya B.C.
íṣu V.+	-eṣaka E.	-eṣaṇa E.+	-eṣayitṛ E.
			-eṣitṛ C.

Doubtless the same with √ 1 iṣ with causative meaning. In later language, almost only preṣaya.

Meanings

iṣati eṣati 1 v (– ṃ), íṣyati, iṣṇā́ti (also Ā), PPP ipitá send, impel, hurl, throw, raise (the voice), utter, proclaim; incite, promote, further; intrans. advance, strive; tend towards, aim at (D or L).

anu follow, seek, look for (A).

pra P & Ā drive forth, send out; call upon, summon, invite. Caus. preṣayati, te hurl, cast, send out, dismiss. anupra Caus. send forth after. saṃpra summon, invite; send forth, dismiss.