supplement

(ducky) + (unicycle) Same-ON
★★☆☆☆
12 strokes
JERK

Onyomi

HO

Mnemonic

The ducky was too Horribly Obese to walk; it had to supplement its legs with a unicycle.

Kunyomi

おぎな*う to suppliment - like 補充, but the nuance is that you are filling a vacancy. For instance, nutritional suppliment. Substitute teacher. Assist in the completion of something (I helped write the speech). To make up for (i.e. Mitsubishi bank loaned money to Toyota to make up for their shortfall) みつびし銀行はトヨタの赤字補いました。
★☆☆☆☆

Jukugo

候補(こうほ)

candidate ★★☆☆☆
(climate/candidate) + (supplement) = 候補 (candidate)

補充(ほじゅう) する

suppliment ☆☆☆☆☆
(supplement) + (fill up) = 補充 (suppliment)

to suppliment, (a shortfall or deficit) or replenish (fluids, vitamins to replenish strength, restock the store-room) - it's like 補う, but the nuance is that you are restocking a supply of something which has dwindled.

Lookalikes

Meaning Hint Radical
capture HAND
supplement DUCKY

You use your HAND to capture,

but you use A DUCKY to supplement your bubble-bath.

Synonyms

supplement
補う    補強    補充する    補遺