spelaeology
speleological speleologist speleology spelican spelicans spell spell-down spellbind spellbinder spellbinding spellbound speller spelling spelling-bee spelling-book spelling-pronunciation spelt spelter spelunker spelunking spencer spencerian spencerianism spencerism spend spendable spender spendthrift spent |
spelaeology /,spili:'ɔlədʤi/
danh từ
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