寒 ⇒
寒冷 hánlěng, cold (climate)/frigid/very cold
寒 hán, cold/poor/to tremble
伤寒 shānghán, [傷寒], typhoid
寒暄 hánxuān, to exchange conventional greetings/to talk about the weather
寒酸 hánsuān, wretched/poverty-stricken/unpresentable (for clothing, gifts etc)
寒舍 hánshè, my humble home
寒冬 hándōng, wintry
寒风 严寒 yánhán, [嚴寒], bitter cold/severe winter
饥寒交迫 jīhánjiāopò, [飢寒交迫], beset by hunger and cold (idiom)/starving and freezing/in desperate poverty
心寒 xīnhán, bitterly disappointed/frightened
胆寒 dǎnhán, [膽寒], to fear/to be terrified
寒假 hánjià, winter vacation
贫寒 pínhán, [貧寒], poor/poverty-stricken/impoverished
寒碜 hánchen, [寒磣], ugly/shameful/to ridicule
不寒而栗 bùhánérlì, [不寒而慄], shiver all over though not cold/tremble with fear/shudder
御寒 yùhán, [禦寒], to defend against the cold/to keep warm
寒毛 hánmáo, fine hair on the human body
天寒地冻 tiānhándìdòng, [天寒地凍], cold weather, frozen ground (idiom); bitterly cold
寒气 hánqì, [寒氣], cold air
寒意 hányì, a nip in the air/chilliness
寒流 hánliú, cold air current/cold ocean current/cold stream
寒窗 hánchuāng, a life of strenuous studies (idiom)
寒战 hánzhàn, [寒戰], shiver
寒冰 寒喧 hánxuān, to exchange conventional greetings/to exchange pleasantries
寒心 hánxīn, disillusioned/bitterly disappointed/terrified
寒南 寒光 抗寒 非一日之寒 嘘寒问暖 xūhánwènnuǎn, [噓寒問暖], to enquire solicitously about sb's well-being (idiom)/to pamper
防寒服 fánghánfú, overcoat/down jacket/winter wear
从寒溪 寒微 hánwēi, of humble origin
寒夜 寒彻 饥寒 冬寒 苦寒 kǔhán, bitter cold
寒暑 寒春 寒带 hándài, [寒帶], polar climate
风寒 fēnghán, [風寒], wind chill/cold weather/common cold (medicine)
裴寒南 寒蝉 hánchán, [寒蟬], cicada in winter/fig. mournful sound
冰寒地 令人寒心 如寒冰 寒武纪 Hánwǔjì, [寒武紀], Cambrian geological period (541-485.4 million years ago)
驱寒 qūhán, [驅寒], to warm oneself/to expel the cold (TCM)
鸦 ⇒
乌鸦 wūyā, [烏鴉], crow/raven
涂鸦 túyā, [塗鴉], graffiti/scrawl/poor calligraphy/to write badly/to scribble
鸦片 yāpiàn, [鴉片], opium (loanword)
鸦 yā, [鴉]/[鵶], crow, variant of 鴉|鸦[yā]
鸦雀无声 yāquèwúshēng, [鴉雀無聲], lit. crow and peacock make no sound/absolute silence (idiom); not a single voice...
渡鸦 dùyā, [渡鴉], (bird species of China) common raven (Corvus corax)