Synonyms of the word

metrics

• n. plural of metric.
• n. The study of metrical verse [treated as singular].
• n. The statistical analysis of data sets or big data [treated as singular].

poetics

• n. (philosophy, literature) The theory of poetry, or of literature in general.

prosody

• n. (linguistics) The study of rhythm, intonation, stress, and related attributes in speech.
• n. (poetry) The study of poetic meter; the patterns of sounds and rhythms in verse.