骑

(Tw) saddle horse / mounted soldier

to sit astride / to ride (a horse, bike etc) / classifier for saddle horses

odd (number)

strange / odd / weird / wonderful / surprisingly / unusually

surname Ma / abbr. for Malaysia 馬來西亞|马来西亚[Ma3 lai2 xi1 ya4]

horse / CL:匹[pi3] / horse or cavalry piece in Chinese chess / knight in Western chess

horseman / cavalryman / knight (i.e. European nobility) / (Tw) bike rider (scooter, bicycle etc)

cavalry

horse rider / equestrian / jockey / bike rider

saddle horse / mount

equestrianism / horsemanship

light cavalry / light motorcycle / moped

to sit on the fence / to take both sides in a dispute

armored horses / crack horsemen

knighthood

equestrian archery / riding and shooting

jockey / horse rider / horseman / equestrian

carbine / lance

to sit astride / to ride

(idiom) to lead the pack by a wide margin; to leave one's competitors trailing behind in one's dust

if you ride a tiger, it's hard to get off (idiom); fig. impossible to stop halfway

horse guard / imperial cavalry guard (of officials or eunuchs)

Royal Canadian Mounted Police (RCMP), Canadian federal and national police force / Mounties

a knight-errant

magnificent carriage and precious horses (idiom); rich family with extravagant lifestyle / ostentatious display of luxury

chivalry