http://www.morewords.com/contains/ten

But if all you want is the words that begin or end with “ten”, the numbers are much smaller —

ending with ten (109 words)

backbitten, batten, beaten, begotten, bitten, boughten, brighten, browbeaten, chasten, christen, cowritten, dishearten, eaten, enlighten, fasten, fatten, flatten, foreshorten, forgotten, foughten, frighten, frostbitten, gemeinschaften, gesellschaften, gestalten, ghostwritten, glisten, gluten, gotten, greaten, grutten, handwritten, hapten, hasten, hearten, heighten, kindergarten, kitten, laten, latten, lenten, lighten, listen, litten, marten, misbegotten, miseaten, miswritten, mitten, moisten, molten, neaten, oaten, often, outeaten, outwritten, overbeaten, overeaten, oversweeten, overtighten, overwritten, paten, patten, pecten, platen, prekindergarten, premoisten, presweeten, quieten, ratten, rechristen, refasten, remoisten, retighten, rewritten, rotten, sauerbraten, shorten, shotten, sitten, skywritten, smarten, smitten, snakebitten, soften, stouten, straighten, straiten, sweeten, tauten, ten, threaten, tighten, torten, tungsten, typewritten, unbeaten, unbitten, undereaten, underwritten, uneaten, unfasten, ungotten, unmolten, unwritten, verboten, wheaten, whiten, written

http://www.morewords.com/ends-with/ten

beginning with ten (231 words)… I’ll let you check this one out:

http://www.morewords.com/starts-with/ten

Aeropastle Banana Cascade Diaphragm Eggplant Ficus Geranium Hibiscus Indigo Judgment Kitchen Lovable Mechanical Nothing Oppressive Quark Ravishing Subtle Television Umbrella Vacuum Watermelon Xylophone Zephyr

RE:
what words have the letters TEN in them?
Words that don't necessarily start with TEN but words that contain TEN inside the word?

Attention

Intent

Intense

Stentato

There must be thousands.

Tentative

gotten

eaten

tenacious

tenfold

often

written

retention

tension

tenure (what full-time teachers have after a certain amount of time that basically secures their never being fired 🙂

Tenochtitlan (was the capital of Aztec civilication in Mexico)