inflection

名词 inflection:

1. a change in the form of a word (usually by adding a suffix) to indicate a change in its grammatical function
   同义词：inflexion
2. the patterns of stress and intonation in a language
   同义词：prosody
3. deviation from a straight or normal course
   同义词：flection, flexion
4. a manner of speaking in which the loudness or pitch or tone of the voice is modified
   同义词：modulation

1. In certain languages, the inflection of nouns, pronouns, and adjectives in categories such as case, number, and gender.
   词形变化某些语言中，名词，代词和形容词在格，数和性等方面的词形变化
2. A falling inflection of the voice, as at the end of a sentence.
   声音降落，降句调发音时下降的音调
3. In English, some questions have a rising inflection.
   在英语中有些疑问句需要用升调。
4. The violin has a poor inflection.
   这把小提琴的音调不准。

in.flec.tion

n.（名词）
The act of inflecting or the state of being inflected.
弯曲：弯曲的行动或被弯曲的状态
Alteration in pitch or tone of the voice.
音调的调整：在音调和音高上的变化
Grammar
【语法】
An alternation of the form of a word by adding affixes, as in Englishdogs from dog, or by changing the form of a base, as in English spoke from speak, that indicates grammatical features such as number, person, mood, or tense.
字尾变化：通过加词缀来改变一个词的形式，比如在英语中，dogs 一词以 dog 一词转换而来；也表示通过改变词本身，如英语中的 spoke 是从 speak 一词变来的；这些词缀增减和词本身的变化表示了数、人称、语态或时态等语法特征
The paradigm of a word.
词的词形变化
A pattern of forming paradigms, such as noun inflection or verb inflection.
词形变化的规则：形成词形变化的种类，如名词屈折变化、动词屈折变化
A turning or bending away from a course or position of alignment.
偏离：从一条路线或队列中一位置上离开

【引伸】
inflec.tional
adj.（形容词）
inflec.tionally
adv.（副词）