5000 Difficult English Words and their Meanings. Advanced Words in English Language - One of the Best English Dictionaries for Advanced English Learners - Most used tough English Words - Vocabulary Building -- 5000 Words and Meanings-- Letter A -- 275 Words - Letter B -- 242 Words - Letter C -- 438 Words - Letter D -- 321 Words - Letter E -- 238 Words - Letter F -- 233 Words - Letter G -- 171 Words - Letter H -- 149 Words - Letter I -- 266 Words - Letter J -- 51 Words - Letter K -- 19 Words - Letter L -- 132 Words - Letter M -- 175 Words - Letter N -- 66 Words - Letter O -- 109 Words - Letter P -- 393 Words - Letter Q -- 22 Words - Letter R -- 303 Words - Letter S -- 787 Words - Letter T -- 205 Words - Letter U -- 172 Words - Letter V -- 98 Words - Letter W -- 112 Words - Letter XYZ -- 23 Words Difficult English Words -- A 0001 -- abandon (v.) - to discard; to dump; to leave sb/sth permanently -- related words: abandoned (adj.), abandonment (n.) 0002 -- abase (v.) -- to do sth that makes people have less respect for you; to degrade -- related word: abasement (n.) 0003 -- abashed (adj.) -- ashamed in a social situation; embarrassed 0004 -- abate (v.) -- to become very weak; to fade away; to subside -- related word: abatement (n.) 0005 -- abdicate (v.) -- to step down from the position of being king; to renounce -- related word: abdication (n.) 0006 -- aberrant (adj.) -- abnormal, unsocial or weird; nonstandard -- related word: aberration (n.) 0007 -- abet (v.) -- to assist or support sb in doing sth illegal, immoral, etc; to encourage 0008 -- abhor (v.) -- to extremely hate or dislike sb/sth for ethical reasons; to detest -- related words: abhorrent (adj.), abhorrence (n.) 0009 -- abide (v.) -- to reside somewhere - can't abide -- to not stand for sb/sth 0010 -- abiding (adj.) -- long lasting of feelings, ideas, etc.] 0011 -- abject (adj.) -- having no hope or self-esteem; miserable -- related word: abjectly (adv.) 0012 -- abjure (v.) -- to give up a belief or idea publicly; to renounce 0013 -- ablaze (adj.) -- on fire; afire 0014 -- ablutions (n.) -- action of cleaning or washing yourself 0015 -- abnegate (v.) -- to reject sth that you like; to renounce -- related word: abnegation (n.) 0016 -- abode (n.) -- a house where you live; residence 0017 -- abolish (v.) -- to get rid of law, rule, etc. officially; to eliminate -- related words: abolition (n.), abolitionist (n.) 0018 -- abominate (v.) -- to hate -- related words: abominable (adj.), abomination (n.) 0019 -- aboriginal (adj.) -- primitive 0020 -- abortive (adj.) -- unsuccessful 0021 -- abound (v.) -- to be plentiful 0022 -- about-turn (n.) -- reversal of a plan, etc. 0023 -- above board (adj./adv.) -- honest; genuine 0024 -- abrasion (n.) -- cut or scratch 0025 -- abrasive (adj.) -- rough - rude -- related words: abrasively (adv.), abrasiveness (n.) 0026 -- abreast (adv.) -- side by side 0027 -- abridge (v.) -- to shorten -- related words: abridged (adj.), abridgement (n.) 0028 -- abrogate (v.) -- to cancel a law -- related word: abrogation (n.) 0029 -- abrupt (adj.) -- sudden -- related words: abruptly (adv.), abruptness (n.) 0030 -- abscond (adj.) -- to run away; to escape 0031 -- abseil (v.) -- to descend a steep cliff 0032 -- absolution (n.) -- forgiveness 0033 -- absolutism (n.) -- rule by dictator; autocracy -- related word: absolutist (adj./n.) 0034 -- absolve (v.) -- to forgive 0035 -- abstain (v.) -- to give up or stay away from sth bad, illegal or immoral - to decide not to cast your vote in election - related words: abstainer (n.) abstention (n.) 0036 -- abstemious (adj.) -- self-disciplined 0037 -- abstinence (n.) -- restraint from eating or drinking because of ethical reasons - related word: abstinent (adj.) 0038 -- abstracted (adj.) -- absentminded -- related word: abstractedly (adv.) 0039 -- abstruse (adj.) -- that cannot be understood easily; obscure 0040 -- abundant (adj.) -- plentiful -- related word: abundantly (adv.)