| Rank | Word | Pronunciation | PoS | Definition |
|---|---|---|---|---|
| 1151 | mosquito | /məskitoʊ/ | noun | |
| 1152 | obligate | /ɑbləgˌeɪt/ | verb | |
| 1153 | oblige | /əblaɪdʒ/ | verb | |
| 1154 | occurrence | /əkɜəns/ | noun | |
| 1155 | operational | /ˌɑpɜeɪʃənəl/ | adj | |
| 1156 | outage | /aʊtədʒ/ | noun | |
| 1157 | overcrowd | /ˌoʊvɜkraʊd/ | verb | |
| 1158 | paralegal | /pˌɛrəligəl/ | noun | |
| 1159 | partially | /pɑrʃəli/ | adv | |
| 1160 | pepper | /pɛpɜ/ | noun | |
| 1161 | permanently | /pɜmɑnˌɛntlˌi/ | adv | |
| 1162 | plow | /plaʊ/ | noun | |
| 1163 | query | /kwiri/ | noun | |
| 1164 | railway | /reɪlwˌeɪ/ | noun | |
| 1165 | raincoat | /reɪnkˌoʊt/ | noun | |
| 1166 | reconsider | /rˌikənsɪdɜ/ | verb | |
| 1167 | redesign | /rˌidɪzaɪn/ | verb | |
| 1168 | rehearsal | /rɪhɜsəl/ | noun | |
| 1169 | relaxation | /rˌilækseɪʃən/ | noun | |
| 1170 | repetition | /rˌɛpətɪʃən/ | noun | |
| 1171 | retreat | /ritrit/ | verb | |
| 1172 | salon | /səlɑn/ | noun | |
| 1173 | satellite | /sætəlˌaɪt/ | noun | |
| 1174 | scenery | /sinɜi/ | noun | |
| 1175 | serial | /sɪrˌiəl/ | noun | |