Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English four
← Old English fēower (inherited)
← English cuatro (doublet)
← Middle English four (inherited)
← Proto-Germanic *fedwōr (inherited)
← Proto-Germanic *petwṓr (mention)
← Proto-West Germanic *feuwar (inherited)
← Proto-Indo-European *kʷetwṓr (inherited)
← Proto-Indo-European *kʷetwóres (mention)

→ English fourth (suffix)
→ English cuatro (doublet)
→ English four-legged (compound)
→ English quad bike (link)
→ English foursome (suffix)
→ English foursquare (compound)
→ English fourscore (compound)
→ English fourpeat (blend)
→ English four-peat (blend)
→ English fourfold (suffix)
→ English four score and seven years ago (mention)
→ English fourpence (compound)
→ English four-momentum (compound)
→ English fourpenny (compound)
→ English fourplay (compound)
→ English fourball (compound)
→ English fourish (suffix)
→ English fourpartite (suffix)
→ English frice (mention)
→ English fourgon (suffix)
→ English fourness (suffix)
→ English fourplex (suffix)
→ English foursies (suffix)
→ English fourfooted (compound)
→ English fourling (suffix)
→ English fourhanded (compound)
→ English fourgie (blend)
→ English fourgram (suffix)
→ English rouf (mention)
→ English fivehead (mention)
→ English fourses (mention)
→ English figure four (compound)
→ English fourtino (blend)
→ English fourpiece (compound)
→ English fivever (mention)
→ English V4 (link)
→ English fourspine (compound)
→ Atong (India) por (borrowed)
→ Bislama fo (inherited)
→ Cimbrian viare (cognate)
→ Central Kurdish چوار (cognate)
→ German vier (cognate)
→ Spanish cuatro (cognate)
→ Persian چهار (cognate)
→ Fanagalo fo (borrowed)
→ Ancient Greek τέσσαρες (cognate)
→ Ancient Greek τέτταρες (cognate)
→ Alemannic German vier (cognate)
→ Hawaiian hā (link)
→ Japanese フォー (borrowed)
→ Latin quattuor (cognate)
→ Luxembourgish véier (cognate)
→ Mòcheno viar (cognate)
→ Malay catur (link)
→ Malay چاتور (link)
→ Translingual four (derived)
→ Norwegian Bokmål fire (link)
→ German Low German veer (cognate)
→ Norwegian Nynorsk fire (link)
→ Oscan 𐌐𐌄𐌕𐌕𐌉𐌖𐌓 (mention)
→ Pennsylvania German vier (cognate)
→ Sanskrit चतुर् (cognate)
→ Sranan Tongo fo (derived)
→ Tajik чор (cognate)
→ Tok Pisin fopela (derived)
→ Tok Pisin foa (derived)
→ Vietnamese tư (link)
→ Vietnamese tứ linh (link)
→ Volapük fol (borrowed)