is-

See also: Appendix:Variations of "is"

English

Prefix

is-

form of iso- before a vowel

Derived terms

isentropic

Anagrams

s͞i, Si., S. I., SI, S.I., si, Si

Choctaw

Prefix

is- (except before s ish-, class I second-person singular)

the subject of an active transitive verb
you, thou
the subject of an intransitive active verb
you, thou
the subject of a negative imperative verb
Sakopōlih! → Issakopōlinna!
Bite me! → Don't bite me!

Inflection

Choctaw Person Markers


			class I			class II		class III		class N		imperative
			+s	+C	+V	+C/i	+a/o	+C	+V	+C	+V	+C	+V
first-person	singular	initial	-li			sa-	si-	a̱-	am-	ak-		n/a
	singular	medial	-li			sa-	si-	-sa-	-sam-	ak-
	paucal		ī-		il-	pi-		pi̱-	pim-	kī-	kil-
	plural		ī-		il-	hapi-		hapi̱-	hapim-	kī-	kil-
second-person	singular		is-	ish-		chi-		chi̱-	chim-	chik-		∅
second-person	plural		has-	hash-		hachi-		hachi̱-	hachim-	hachik-		ho-	oh-
third-person			∅			∅		i̱-	im-	ik-

French

Prefix

is-

form of iso- before a vowel

Derived terms

Maltese

Pronunciation

IPA^(key): /ɪs/

Article

is-

alternative form of il-

Usage notes

Used before the letter s. For details on usage, see the main lemma.

Welsh

Etymology

See is. Cognate with Cornish is-.

Pronunciation

IPA^(key): /ˌiːs/, /ɪs/

Prefix

is-

lower, deputy, lieutenant, sub-, vice-, under-, by-
Antonym: uwch-

‎is- + ‎arlywydd (“president”) → ‎is-arlywydd (“vice-president”)

‎is- + ‎deddf (“law”) → ‎is-ddeddf (“by-law”)

‎is- + ‎rhywogaeth (“species”) → ‎isrywogaeth (“subspecies”)

‎is- + ‎teitl (“title”) → ‎isteitl (“subtitle”)

Usage notes

Triggers the soft mutation on the noun following.

Derived terms

Welsh terms prefixed with is-

Mutation

Mutated forms of *is-*
radical	soft	nasal	h-prothesis
is-	unchanged	unchanged	his-

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

References

R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “is-”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies