词根：-ac-, -acu-, -acr-, -acer-, -acet-
【词根含义】：尖,酸
【词根来源】：-ac-来源于拉丁语动词aceo, acere, -, -(尖,酸); -acu-来源于拉丁语动词acu.o, acu.ere, acu.i, acut.us(使尖锐); -acr-和-acer-来源于希腊语形容词akros(最高的,末端的)和拉丁语形容词acer, acris(尖利的,辛辣的); -acet-来源于拉丁语名词acetum, aceti, n(醋)。均可追溯至原始印欧语ak-(尖,锋利)。
【同源单词】：acid, aciform, acme, acupuncture, acute
词根：-nomin-, -onym-
【词根含义】：名
【词根来源】：-nomin-来源于拉丁语nomen(名); -onym-来源于希腊语onuma(名)。均可追溯至原始印欧语-nomen-。
词根词缀：acro-, acr-
【来源及含义】Greek: high, highest, highest point; top, tip end, outermost; extreme; extremity of the body
【同源单词】acroagnosis, acroanesthesia, acroarthritis, acroasphyxia, acroataxia, acrobat
词根词缀：gram-, -gram-, -gram, -grammatic, -grammatical, -grammatically, -gramme, -grammic
【来源及含义】Greek: write, writing, something written, a written record, a recording; letters; words; later, a small weight, a unit of mass in the metric system
【相关描述】A unit of weight in the metric system from 1797 gramme, borrowing of French gramme, from Late Latin gramma, "small weight"; from Greek gramma, "small weight"; originally, "something written"; from the stem of graphein, "to draw, to write".
【相关词根词缀】Related "writing" word units: glypto-; graph-; scrib-, script-.
【同源单词】accelerogram, achillogram, acoustogram, acrogram, acronym, actinogram
词根词缀：-onym, -onymy, -onymic, -onymically, -onymous, -onymously, -nym
【来源及含义】Greek: name; word
【相关词根词缀】Related "name" units:
nom-;
onomato-.
Related "word, words" units:
etym-;
legi-;
lexico-;
locu-;
logo-;
onomato-;
verbo-.
【同源单词】acronym, acronym, acronymania, acronymic, acronymically, acronymous