vo- |  |  | vocabulary  |  |  | vocal  |  |  | vocation  |  |  | vocational  |  |  | vociferous  |  |  | vogue  |  |  | voice  |  |  | void  |  |  | volatile  |  |  | volcanic  |  |  | volcano  |  |  | volley  |  |  | volleyball  |  |  | volt1  |  |  | voltage  |  |  | Voltaire  |  |  | voluble  |  |  | volume  |  |  | voluminous  |  |  | voluntarily  |  |  | voluntary  |  |  | volunteer  |  |  | voluptuous  |  |  | vomit  |  |  | vote  |  |  | voter  |  |  | vouch  |  |  | vouchsafe  |  |  | vow  |  |  | vowel  |  |  | voyage  |  |  | 次へ(vu-) |
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