docoissin

Old Irish

Etymology

From dí- +‎ com- + Proto-Celtic *sesone, the preterite of *sannati ultimately from Proto-Indo-European *senh₂- (“to reach, attain”), before it was conflated with *swannati (“to play an instrument”).

Verb

do·coissin

1. to be, exist
   • c. 800, Würzburg Glosses on the Pauline Epistles, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 499–712, Wb. 21^a13

     .i. do·beir inso arnab uilib cumac[h]tib di·choissin i nim et talam.

     He puts this for all the powers which exist in heaven and earth.

   • c. 800–825, Diarmait, Milan Glosses on the Psalms, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 7–483, Ml. 108^c14

     .i. singulis uirtutibus Dei .i. as la Dia cech rann neirt du·choissin, amal ata les inna nert.

     i.e. singulis virtutibus Dei, i.e. that every part of virtue [might?] that there is belongs to God, as the virtues [might?] belong to him.

Usage notes

This verb is almost always used in relative clauses in the form "X that exist(s)".

Inflection

The verb is severely defective; only the 3rd-person singular deuterotonic present form exists. Any non-third-person subjects must be expressed via infixed Class A object pronouns.

Complex, class B I present

		1st sg	2nd sg	3rd sg	1st pl	2nd pl	3rd pl	passive sg	passive pl
present indicative	deut.			di·choissin, du·choissin, do·choisin, do·cuisin, do·cuissin, di·chussin
	prot.
imperfect indicative	deut.
	prot.
preterite	deut.
	prot.
perfect	deut.
	prot.
future	deut.
	prot.
conditional	deut.
	prot.
present subjunctive	deut.
	prot.
past subjunctive	deut.
	prot.
imperative
verbal noun
past participle
verbal of necessity

Derived terms

• díxnigidir

Mutation

Mutation of docoissin

radical	lenition	nasalization
do·coissin	do·choissin	do·coissin pronounced with /-ɡ(ʲ)-/

Note: Certain mutated forms of some words can never occur in Old Irish.
All possible mutated forms are displayed for convenience.

Further reading

• Gregory Toner, Sharon Arbuthnot, Máire Ní Mhaonaigh, Marie-Luise Theuerkauf, Dagmar Wodtko, editors (2019), “do-coissin”, in eDIL: Electronic Dictionary of the Irish Language