How many words in the word fieldtrip?

3-letter words

dei, del, die, dip, dit, eft, eld, elf, fed, fer, fet, fid, fie, fil, fir, fit, ire, led, lei, let, lid, lie, lip, lit, ped, per, pet, pie, pit, red, ref, rei, rep, ret, rid, rif, rip, ted, tel, tie, til, tip

4-letter words

defi, deft, deil, delf, deli, diel, diet, dipt, dire, dirl, dirt, dite, drip, edit, felt, file, fire, fled, flip, flit, fret, frit, idle, ired, irid, left, lept, lied, lief, lier, life, lift, lire, pelf, pelt, peri, pert, pied, pier, pile, pili, pled, plie, reft, reif, ride, riel, rife, rift, rile, ripe, rite, tide, tied, tier, tile, tipi, tire, tirl, tref, trip

5-letter words

delft, drift, dript, felid, fetid, field, filed, filer, filet, fired, flied, flier, flirt, flite, fried, idler, lifer, lipid, liter, litre, peril, piled, pilei, plied, plier, pride, pried, redip, refit, relit, rifle, riled, riped, teiid, tepid, tilde, tiled, tiler, tired, tried, tripe

6-letter words

filter, flited, lifted, lifter, lipide, pilfer, pitied, pitier, redipt, rifled, rifted, tidier, tirled, trepid, trifid, trifle, triple

7-letter words

flirted, riptide, tiderip, trifled, tripled