security [sə'kjʊrəti] 词频2 词根: se

n. 安全;保证，担保;保护，防护;有价证券; adj. 安全的，保安的，保密的;

💡 se分开+cur关心+ity抽象名词，性质状态 → 安全；证券

"In a world that had suddenly become alien and dangerous, he was her only security."

近义：prevention, safety, care, protection, safeguard, safeness

deposit [dɪ'pɑzɪt] 词频2 词根: pos

n. 储蓄，存款;保证金;沉淀物;寄存，寄存品; vt.&vi. 储蓄;寄存;放置，安置;付保证金; vi. 沉淀;

💡 de下面+posit放→放下不用→储存；矿藏

"We've put down a 5% deposit on the house."

近义：place, put, bank, set, settle, decant 反义：retire, withdraw, abstract, remove, subduct, subtract

monthly ['mʌnθli] 词频3 词根: month

adj. 每月的;每月一次的;按月的; n. 月刊;月经; adv. 每月;每月一次;

💡 month月+ly表副词，每...地 →每月的

"You can be paid in cash weekly or by cheque monthly; those are the two alternatives."

rent [rent] 词频2

n. 租金;地租;（意见等的）分裂，分歧;（衣服等的）裂缝; vt.& vi. 出租;付地租;“rend”的过去式和过去分词;租借; adj. 撕碎的;分裂的;

💡 ren(人)+t(踢):没有交 租金,所以被人踢

"Work out the full weekly rent, plus your rates."

近义：lease, let, tenant, leasing, rental, tenancy 反义：vacate