The Chinese word for note is
音符

yīn fú

Chinese Definition

note
1. 名词. 便條
2. 名词. 符號
3. 名词. 音符
4. 动词. 注意
5. 动词. 記下
6. 动词. 寫下音符
Components
音
1. sound; voice; tone
蘿莉-音 - loli voice
2. news; tidings
3. (music) pitch; note
4. (phonetics) pronunciation; syllable
京音 - Beijing pronunciation
潮音 - Teochew pronunciation
中古音 - Middle Chinese pronunciation
方音 - dialectal pronunciation
陽江音 - Yangjiang pronunciation
符
1. (historical) tally
2. symbol; sign
符號 - symbol
3. charm
4. to match; to correspond

記錄
1. v. to record; to take down; to take notes; to keep minutes; to document
今天你負責記錄吧。 - Today you will be responsible for taking notes.
2. n. written records; notes; minutes (of a meeting); documentation
會議記錄 - meeting minutes
3. n. recordkeeper
4. n. Alternative form of 紀錄 (record (the most extreme known value of some achievement))
5. n. Alternative form of 紀錄 (documentation; record (of newsworthy material))

字條
1. n. brief note; memo

留心
1. v. to look out for; to keep an eye out for; to pay attention to; to take care of; to be mindful of
2. v. to be careful about

注意
1. v. to pay attention to; to take note of; to require attention; to notice; to mind; to watch for
注意安全 - to take care; to be safe
注意事項 - matters requiring attention; precautions
注意身體 - to look after one's health
注意防火。 - Caution — fire hazard.
注意腳下。 - Mind your step.
注意野生.動物。 - Watch for wild animals.
請注意行車安全。 - Please pay attention to road safety.
我完全沒有注意她。 - I didn't notice her at all.
公務員考試當天應yīng該注意哪些要點？ - What points should be paid attention to on the day of the civil service examination?
2. n. (psychology) attention; focus
吸引注意 - to attract attention

记录
1. Simplified form of 記錄

字条
1. Simplified form of 字條

筆記
1. v. to put down (in writing); to take down
2. n. notes
3. n. short sketches (literary genre)

笔记
1. Simplified form of 筆記

音符
1. n. (music) musical note

註解
1. v. to annotate; to explain with notes
2. n. annotation; explanatory notes
3. n. (computing) annotation (metadata added to a document or program)