in accordance with convention or custom; "sealed the deal with the customary handshake"
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usual
occurring or encountered or experienced or observed frequently or in accordance with regular practice or procedure; "grew the usual vegetables"; "the usual summer heat"; "came at the usual time"; "the child's usual bedtime"
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ancestral
inherited or inheritable by established rules (usually legal rules) of descent; "ancestral home"; "ancestral lore"; "hereditary monarchy"; "patrimonial estate"; "transmissible tradition"