buttern

بـالعربية: دَهَنَ بِالزُّبْدَةِ، صَنَعَ الزُّبْدَةَ

1. to spread or add butter (intransitive)
2. to spread butter on, to add butter to (transitive)
3. to spend, invest (figuratively)
4. to make butter (intransitive)
5. to churn (milk, cream) into butter (transitive)
6. to turn into butter (intransitive)
7. to hit, thrust, bump, (also vulgar) to hump, shag (dated, figuratively)