人行橫道

人 = 丿 + ㇏ : Mnemonic symbol: Neanderthal Man (人). Robinson Crusoe (r-) is looking for snacks in the encampment's kitchen (-en2) when he suddenly spots Neanderthal Man (人). Neanderthal Man offers him a banana (丿), but Robinson Crusoe doesn't trust the present and pokes it with a finger (㇏).

行

háng = h + ang2

row / line / commercial firm / line of business / profession / to rank (first, second etc) among one's siblings (by age) / (in data tables) row / (Tw) column

行

xíng = xi + (e)ng2

to walk / to go / to travel / a visit / temporary / makeshift / current / in circulation / to do / to perform / capable / competent / effective / all right / OK! / will do / behavior / conduct / Taiwan pr. [xing4] for the behavior-conduct sense

行 = 亍 + 彳 : Mnemonic symbol from "to travel": seven-league boots.

Xi Shi (xi) is tired of walking with a black sneaker on her left foot (彳) and a full armor boot on her right foot (亍). Fortunately she finds seven-league boots (行) in the engine's kitchen ((e)ng2).

横

橫

héng = h + (e)ng2

horizontal / across / crosswise / horizontal stroke (in Chinese characters) / to place (sth) flat (on a surface) / to cross (a river, etc) / in a jumble / chaotic / (in fixed expressions) harsh and unreasonable / violent

横 = 木 + 黄 : Hamlet (h) climbed on the beam (横) of the engine's kitchen ((e)ng2) and now he is too afraid to come down again. If the Yellow Emperor (黄) doesn't want to call the fire brigade, for better or worse he'll have to climb the Christmas Tree (木) to pick Hamlet up.

横

橫

hèng = h + (e)ng4

harsh and unreasonable / unexpected

道

dào = d + ao4

road / path / CL:條|条[tiao2],股[gu3] / principle / truth / morality / reason / skill / method / Dao (of Daoism) / to say / to speak / to talk / classifier for long thin things (rivers, cracks etc), barriers (walls, doors etc), questions (in an exam etc), commands, courses in a meal, steps in a process / (old) circuit (administrative division)

道 = 辶 + 首 : The chief and Don Quixote decided to follow the path of the Dao in the aorta's bathroom. They wear gladiator sandals and meditate sitting on the floor of the bathroom, envisioning the path to enlightment.