to-

From Middle English to-, from Old English tō-, te- (“apart, away”), from Proto-Germanic *twiz- (“apart, in two”), from Proto-Indo-European *dwis- (“two-ways, in twain”).

to-

1. (no longer productive) apart, away, asunder, in pieces; expressing separation, negation, or intensity[1].

• all to

From to.

to-

1. (rare, dialectal or no longer productive) to, toward, at, or on (this).

   today

   tomorrow

   tonight

   together

• to-be
• to-bread
• to-come
• to-do
• tofore
• toyear

• OT, ot-

• toe-, tou-, ta-, te-, tu-, tuo-, two-, tow-

From to (“in the direction of”), from Old English tō.

to-

1. Affixed to verbs and verb inflections to impart a sense of motion, directionality and/or extension.
2. Affixed to adjectives, adverbs and prepositions to impart a sense of approach, extension and/or proximity.
3. (rare) Affixed to nouns to impart a sense of motion, directionality and/or extension.

• English: to-

• “tọ̄̆- pref. (1.)” in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 9 April 2018.

• te-, tu-

From Old English tō-, te- (“apart, asunder”).

to-

1. Appended to verbs and nouns to impart a sense of separation and/or departure.
2. Appended to verbs and nouns to intensify or emphasise the meaning.

• English: to-

• “tọ̄̆- pref. (2.)” in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 9 April 2018.

• te-, ti-

From Proto-Germanic *twiz-, from Proto-Indo-European *dwís. Cognate with Old Frisian ti-, te-, Old Saxon te-, Old High German zi-, zir-, zar-, zur- (German zer-), Gothic 𐌳𐌹𐍃- (dis-), and with Latin dis-.

• IPA^(key): /toː/

tō-

1. (as unstressed te-, ti- or stressed tō-) forming (mainly) verbs from verbs, with a sense of ‘in pieces, apart, asunder’, or with intensive force

   tefeallan, tōfeallan (“to fall apart”)

   titwǣman, tōtwǣman (“to separate”)

   tetorfian, tōtorfian (“to toss about”)

2. (stressed prefix) used to form substantives from other nouns

   tōtalu (“reputation”)

   tōsprǣċ (“conversation”)

• The prefix has two basic forms: stressed (tō-) and unstressed (te-, ti-). Originally, the unstressed formed verbs, and the stressed formed other derivatives (nouns, adverbs, etc). This distinction was blurred in later Old English where the stressed form came to be used for both

• do- (pretonic form)

From Proto-Celtic *tu-.

to- (pretonic do-)

1. to, towards

• do

From Proto-Germanic *tō.

to-

1. Creates words with a sense of ‘towards, to, against’

   tōdōn (“to add; to close”)

   tōheftian (“to fix”)

   tōhlinon (“to lean against”)

   tōhnēgian (“to neigh towards”)

   tōrūnon (“to whisper”)

   tōsprekan (“to speak with, discuss, talk to”)

   tōstōtan (“to push, thrust”)

   tōward (“future”)

   tōwardes (“near”)

   tōwardig (“near”)

   tōwendian (“to turn towards”)