2ADULTERATE Connotation: negative Etymology: 1580–90; < Latin adulterātus mixed, equivalent to ad- + -ulter (perhaps combining form of alter other)Word Structure: Verb suffix –ate means “to become, produce, or treat”
3AMBIDEXTROUS Connotation: positive / negative Etymology:1640s, from L. ambidexter, lit. "right-handed on both sides," from ambi- "both" + dexter "right-handed" (dexterity).Word Structure: prefix bi- means “two;” suffix –ous means “marked by”
4AUGMENT Connotation: positive Etymology: c.1400, from O.Fr. augmenter (14c.), from L.L. augmentare "to increase;" from L. augmentum "an increase;" from augere "to increase, make big, enlarge, enrich"Word Structure: noun suffix –ment means “act or process of”
5BEREFT Connotation: negative Etymology: O.E. bereafian "to deprive of, take away, seize, rob," from be + reafian "rob, plunder," Since mid-17c., mostly in reference to life, hope, loved ones, and other immaterial possessions. Past tense forms bereaved and bereft have co-existed since 14c., now slightly differentiated in meaning, the former applied to loss of loved ones, the latter to circumstances.
6DEPLOY Connotation: neutral Etymology: 1786 as a military word, from Fr. déployer "unroll, unfold," from O.Fr. desployer "unfold"Word Structure: prefix de- means “lower”
7DOUR Connotation: negative Etymology: probably from Latin dūrus hard Ebenezer Scrooge
8FORTITUDE Connotation: positive Etymology: early 15c., from L. fortitudo "strength," from fortis "strong, brave" (fort).Word Structure: noun suffix-tude means “state of”
9GAPE Connotation: neutral Etymology: 1175–1225; Middle English < Old Norse gapa to open the mouth wide; compare German gaffen
10GIBE Connotation: negative Etymology: 1560–70; perhaps < Middle French giber to handle roughly, shake, derivative of gibe staff, billhook
11GUISE Connotation: neutral / negative Etymology: from Old French guise, of Germanic origin “manner, wise”
12INSIDIOUS Connotation: negative Etymology:1545, from L. insidiosus "deceitful," from insidiæ (pl.) "plot, snare, ambush," from insidere "sit on, occupy,"Word Structure: prefix in- means “into;” adjective suffix –ous means“full of, given to”
13INTIMATION Connotation: neutral Etymology: "action of making known," mid-15c., from L.L. intimationem (nom. intimatio) "an announcement" (in M.L. "a judicial notification"), from intimare (intimate).Word Structure: prefix in- means “into”; noun suffix –ation means “act or result of”
14OPULENT Connotation: positive Etymology: 1595–1605; < Latin opulentus wealthy, equivalent to op- (stem of ops power, wealth) + -ulentus
15PLIABLE Connotation: neutral Etymology: late 15c., from O.Fr. pliable "flexible," from plier "to bend" (ply)Word Structure: adjective suffix –able means “able, capable of”
16REITERATE Connotation: neutral Etymology: 1526, from L. reiteratus, pp. of reiterare "to repeat," from re- "again" + iterare "to repeat," from iterum "again."Word Structure: prefix re- means“again, back”
17STOLID Connotation: neutral Etymology: from M.Fr. stolide (16c.), from L. stolidus "insensible, dull, brutish," prop. "unmovable," related to stultus "foolish"
18TENTATIVE Connotation: neutral Etymology: 1580s, from M.L. tentativus "trying, testing," from L. tentatus, pp. of tentare "to feel, try," (variant of temptare "to feel, try, test").Word Structure: Latin root -ten- means “hold, keep;” adjective suffix –ive means “marked by”
19UNKEMPT Connotation: negative Etymology: Old English uncembed; from un- + cembed, past participle of cemban “to comb”Word Structure: prefixun- means “not, opposing”
20VERBATIM Connotation: neutral Etymology: 1481, from M.L. verbatim "word for word," from L. verbum "word"
21WARILY Connotation: neutral Etymology: 1552, from O.E. wær "prudent, aware, alert, wary"Word Structure:adverb suffix –ly means“having the nature of”