Answer:
亠+土+口+日+一 The "Nabefuta" radical - lid, top / DO, tsuchi - earth, soil / KOU, kuchi - mouth / NICHI, JITSU, hi, ka - sun, day / ICHI, ITSU, hito(tsu) - one
言+火 GEN, GON, i(u), koto - say, speech / KA, hi - fire
ケ+馬 Katakana "Ke"
一+ル+ノ+土 ICHI, ITSU, hito(tsu) - one / Katakana "Ru" or The "Hitoashi" radical - human legs / Katakana "No" or The "No" radical - diagonal sweeping stroke / DO, tsuchi - earth, soil
⺓+目+ノ+L+心+小 The "Itogashira" radical - young, slight / MOKU, me - eye / Katakana "No" or The "No" radical - diagonal sweeping stroke / Alphabet "L" or 乚 IN, kaku(reru) - hide / SHIN, kokoro - heart / SHOU, chii(sai), ko - small
They all make another character if the same radical is used more than once.
壇 DAN, TAN - rostrum, dais, podium
談 DAN - conversation
篤 TOKU - serious, cordial
酷 KOKU - severe, harsh, cruel
懸 KEN, KE, kake(ru), kaka(ru) - hang, offer, give