Word Unit: delta, delt-; Δ, δ (Greek: triangular; fourth letter; Δ, δ, of the Greek alphabet)
Word Unit: demi- (Latin: half)
Word Unit: demo-, dem-, demio-, -demic, -deme, -demically (Greek: people, population)

Related "people, human" word units: anthropo-; ethno-; ochlo-; popu-; publi-.

Word Unit: demono-, demon-, -demonic, -demon, -demonical, -demoniac, daemono-, -daemonic, -daemonical, -daemon, -daemoniac, -daemonia, -daemoniacally, -daimon, -daimonic + (Greek: devil, demon [evil spirit]; an intermediary spirit between gods and men which could be good or evil)
Word Unit: demonstra- (Latin: to point out, to display, to show)

Cross references of word families that are related directly, or indirectly, to: "appear, visible, visual, manifest, show, see, reveal, look": blep-; delo-; opt-; -orama; pare-; phanero-; phant-; pheno-; scopo-; spec-; vela-, veal-; video-, visuo-.

Word Unit: demulc- (Latin: to soothe, to soften)
Word Unit: dendro-, dendr-, dendri-, -dendria, -dendrite, -dendritic, -dendra, -dendron (Greek: trees, tree-like structures)
Word Unit: densi-, dens- + (Latin: thick, thickly set, crowded, compact)
Word Unit: dento-, dent-, denta-, dentino-, denti-, dentin- (Latin: tooth, teeth)

Related "tooth, teeth" word units: bruxo-; odonto-.

Word Unit: deon-, deont- + (Greek: duty, that which is binding; obligation; necessity)
Word Unit: deorsum- + (Latin: downward, downwards)
Word Unit: der-, dero- (Greek: neck)
Word Unit: dermo-, derm-, derma-, dermato-, dermat-, -derm, -derma, -dermatic, -dermatous, -dermis, -dermal, -dermic, -dermoid, -dermatoid (Greek: skin)
Word Unit: descry, descrier (Latin: write down, perceive, catch sight of; to see, to look for)
Word Unit: -desis (Greek: to bind, binding, fusing; surgical fixation)
Word Unit: desm-, desmo- + (Greek: band, bond; ligament)
Word Unit: deterior-, deteriorat- (Latin: to make worse, to become worse; lower, inferior; unfavorable; decline, declining; diminish, diminishing)
Word Unit: deuter-, deutero-, deut- + (Greek: two; second [in a series])
Word Unit: dexter-, dextra-, dextro- (Latin: right, right hand, to the right; therefore, "skillful, fortunate")
Word Unit: Dextro and Sinistro: Historical Origins (Latin: right and left)

Related "right" and "left" units: dextro-; sinistro-.

Related "hand" units: cheiro-, chiro-; Hands as Objects of Art; Hands: Mechanical Marvels; manu-; palm.