火: fire; flame; Tuesday. JLPT N5; 4 strokes.
火 means 'fire'; it also indicates Tuesday, 火曜日 (かようび).
On reading: カ in 火曜日 (かようび, Tuesday), 火事 (かじ, fire), 火山 (かざん, volcano), 消火 (しょうか, fire extinguishing), 噴火 (ふんか, eruption), 放火 (ほうか, arson).
Kun readings: ひ, 'fire': 火花 (ひばな, spark), 火元 (ひもと, origin of a fire). In compound it becomes び: 花火 (はなび, fireworks), 強火 (つよび, high fire), 弱火 (よわび, low fire). ほ appears in few words, such as 火照る (ほてる, to feel warm) and 火影 (ほかげ, glow of fire).
Special readings: 火傷 (やけど, burn) is read as a whole word.
Remember: in the bottom of some kanji fire takes the form of four dots, 灬, as in 点 (てん, dot) and 熱 (ねつ, heat, fever).
火に気をつけてください。
hi ni ki wo tsukete kudasai.
Please be careful with fire.
Follow the steps in order. Each new stroke is highlighted.
Stroke paths: KanjiVG, CC BY-SA 3.0. Sequential diagrams derived from the original paths.