Taxonomy of meanings for 投:  

  • 投 tóu (OC: doo MC: dəu) 度侯切 平 廣韻:【託也弃也合也説文擿也亦姓郇伯周畿内侯桓王伐鄭投先驅以䇿其後氏焉漢有光禄投調又漢複姓有投壺氏風俗通云晉中行穆子相投壺因以氏焉姓苑云東莞人也 】
    • THROW
      • vt+prep+Ncast, through into
      • vtoN{PLACE}reflexivethrow oneself into (a river etc)
      • vtoNthrow (often at a certain target); throw (oneself into a river etc); thrust; throw against
      • vtt(oN1.)+N2throw the contextually determinate object N1 into N2
      • vttoN1.+N2cast the object N1 in the the place N2; throw N1 before N2
      • vttoN1.+N2reflexive.自throw (oneself) into N2
      • vttoN1.+prep+N2throw (something N1)(into some place N2)
      • vttoN1.+prep+N2reflexive.自throw (oneself) into N2
      • vtoNfigurativeshake down (one's sleeves)
      • vttoN1.+prep+N2N1=object thrownthrow N1 at N2
      • vttoN1.postvtoN2throw N2 against N1DS
      • so as to transmit>GIVE
          • so as to put to deploy>USE
            • vtoNapply, dispense (medicine etc)
          • at distance>SEND
          • so as to get rid of>DISCARD
            • vtoNdiscard, throw to the ground
          • object: seed>PLANT
            • reflexive, concrete: throw oneself down>JUMP
                • inadvertently>FALL
                • reflexive: move quickly>GO TO
                  • vtoNgo to stay in a place N
                  • grammaticalised: place>TOWARDS
                    • grammaticalised: time, to moment>UNTIL
                      • figurative>ENTRUST
                        • vt[oN]throw oneself towards > to entrust oneself to; devote oneself to (in Buddhist texts concretely referring to joining the assembly of a master)
                      • abstract>CONFORM
                        • so as receive>WELCOME
                        • concrete: throwing arrows into container> GAMES
                          • generalised> GAMBLING
                      • =酘
                      • =逗
                    • tóuTREAD ON
                      • vtoNtread on and follow (footsteps)CH

                    Additional information about 投

                    說文解字: 【投】,擿也。从手、从殳。 〔小徐本作「從手、殳聲。」〕 【度矦切】

                      Criteria
                    • DROWN

                      1.The current general word for seeking death by drowning or dying through drowning is nì 溺.

                      2. A very common term for drowning oneself is zì tóu 自投.

                      3. Chén 沉/沈 refers to submerging either oneself or things, sometimes in order to drown them. See SINK

                      Word relations
                    • Synon: (DISCARD)捨 / 舍/DISCARD Shě 捨/舍 (ant. qǔ 取 "pick out and choose") refers to letting go of or rejecting something that one might have chosen to retain or use.