subject [ˈsʌbdʒekt] 词频1 词根: sub

n. 主题，话题;学科，科目;[哲]主观; adj. 须服从…的;（在君主等）统治下的; v. 提供，提出;使…隶属;

💡 sub在…下面+ject投掷，扔→扔下去→服从的，扔下去让大家讨论的主题 → 主题，主观；服从的

"She was dreading having to broach the subject of money to her father."

近义：overpower, subdue, subjugate, submit, subordinate, tyrannize 反义：loose, save, deliver, emancipate, enfranchise, extricate

notice ['notɪs] 词频1 词根: not

n. 注意;布告;警告;预告; vt.& vi. 注意; vt. 通知;留心;关照;注意到; vi. 引起注意;

💡 not知道，注意+ice表名词 → 注意；通知

"The notice was set above the door, and I didn't see it."

近义：apprehend, note, observe, perceive, realize, see 反义：ignore, overlook, pass, unheed, disregard, neglect

price [praɪs] 词频1 词根: 价值

n. 价格，价钱;代价;价值;赏金; vt. 标价;定价;问…的价格;给…定价;

💡 平(p) 价大米(rice)不贵

"This pass enables me to travel half - price on trains."

近义：appraise, appreciate, assess, quote, rate, value

change [tʃeindʒ] 词频1

vt. 改变，变更;交换，替换;兑换;换衣服（床单）; vi. 改变，转变;交换，互换;换衣，更衣; n. 变化，改变;交换，交替;零钱，找头;代替物;

💡 产(chan)鸽(ge) 改变有 零钱 网友：张腾 补充：chang 为 常，e为娥，常娥奔月代表月亮，而月亮是变化无常的。用联想分拆法记下

"political groups agitating for social change"

近义：switch, modify, mutate, transform, unsettle, upset 反义：hold, husband, keep, prop, save, steady