From Wiktionary, the free dictionary
butter up (third-person singular simple present butters up , present participle buttering up , simple past and past participle buttered up )
( transitive , figuratively , informal ) To flatter , especially with the intent of personal gain .
He takes every opportunity to butter up the boss.
1994 , Quentin Tarantino, Roger Avary, Pulp Fiction , spoken by Jimmie (Quentin Tarantino):I'm not a cobb of corn, so you can stop butterin' me up . I don't need you to tell me how good my coffee is.
2013 September 6, Daniel Taylor, “Danny Welbeck leads England's rout of Moldova but hit by Ukraine ban”, in The Guardian [1] :Joe Hart finished the night without a single grass stain on his kit and it was just a surprise the team did not butter up their goal difference even more once Welbeck had clipped in Lambert 's through-ball five minutes into the second half.
to flatter
Arabic: تَمَلَّقَ ( tamallaqa )
Bulgarian: лаская (bg) ( laskaja )
Catalan: afalagar (ca) , ( archaic ) fer lo bus
Chinese:
Mandarin: 討好 / 讨好 (zh) ( tǎohǎo ) , 奉承 (zh) ( fèngchéng ) , ( colloquial ) 拍馬屁 / 拍马屁 (zh) ( pāimǎpì )
Czech: mazat někomu med kolem huby
Dutch: vleien (nl)
Finnish: imarrella (fi)
French: flatter (fr) , caresser dans le sens du poil (fr)
German: Honig ums Maul schmieren , schmeicheln (de)
Hebrew: הֶחְמִיא ( heẖmí )
Hindi: मक्खन लगाना ( makkhan lagānā )
Interlingua: adular
Italian: lusingare (it)
Japanese: お世辞を言う ( おせじをいう, o-seji o iu ) , 諂う (ja) ( へつらう, hetsurau ) , 胡麻をする ( goma wo suru )
Korean: 아첨하다 (ko) ( acheom-hada )
Kyrgyz: жасакерденүү ( jasakerdenüü ) , кошаматтануу ( koşamattanuu ) , кошамат кылуу ( koşamat kıluu ) , көңүл көтөрүү ( köŋül kötörüü ) , сооротуу (ky) ( soorotuu ) , жагуу (ky) ( jaguu ) , май төшөө ( may töşöö ) , бөйпөңдөө ( böypöŋdöö )
Norwegian: smiske
Polish: słodzić (pl) impf , podbijać bębenka (pl) impf , podbić bębenka pf
Portuguese: bajular (pt)
Russian: льстить (ru) impf ( lʹstitʹ ) , ума́сливать (ru) n ( umáslivatʹ )
Spanish: lisonjear (es) , ( archaic ) hacer el buz , ( colloquial ) hacer la pelota , incensar (es)
Swedish: smöra (sv) , smickra (sv)
Telugu: పొగడు (te) ( pogaḍu ) , ఉబ్బివేయు ( ubbivēyu ) , ఉబ్బించు (te) ( ubbiñcu )