sinwa

known, certain, ascertained

sinwa passive participle "known, certain, ascertained" (PE17:68), connecting with ista- and sintë. Also sína.

sinwa

adjective. known, certain, ascertained

Element in

• ᴺQ. maisinwa “well-known, notable, famous”

sína

known, certain, ascertained

sína passive participle "known, certain, ascertained" (PE17:68), connecting with ista- and sintë. Also sinwa.

istanwa

known, generally recognized

ista

verb. know

ista-

know

ista- (2) vb. "know", pa.t. sintë (IS, LT2:339, VT48:25). This past tense Tolkien called "certainly irregular" (VT48:25, where an alternative pa.t. isintë is also mentioned, but sintë is said to be the older form; compare editorial notes in VT48:32. Ista- is also used for "can" in the sense of "know how to", as in istan quetë "I can speak (because I have learned (a) language)" (VT41:6) Passive participle sinwa "known, certain, ascertained" (VT49:68)

ista-

verb. to know

Derivations

• √IS “know” ✧ PE17/155; VT41/06; VT48/25

Element in

• Q. iluisa “omniscient” ✧ VT39/20
• ᴺQ. istalë “information”
• ᴺQ. istanómë “school, academy”
• Q. istan quetë “I can speak, I know how to speak” ✧ PE17/155; PE17/155
• Q. Istar “Wizard, (lit.) One Who Knows”
• Q. istima “wise (in sense knowing very much), knowledgeable, very well informed, learned”
• Q. laista “ignorance, (lit.) not-knowing”
• Q. lá istan “I suppose so, I don’t know” ✧ PE22/158
• Q. sinwa “known, certain, ascertained” ✧ PE17/068
• Q. sívë “knowing, knowledge”

Phonetic Developments

Development	Stages	Sources
√ISI > istan	[istan]	✧ PE17/155
√isi > istan	[istan]	✧ VT41/06
√IS > is-ta	[ista-]	✧ VT48/25

Variations

• ista ✧ PE17/052; PE22/164; VT49/16
• istā ✧ PE22/148 (istā)
• is-ta ✧ VT48/25