愛顧[aiko] patronage
一顧[ikko] (take no) notice of
恩顧[onko] favour
家庭を顧みない[kateiwokaeriminai] thinking little of one's family
回顧[kaiko] recollection

回顧録[kaikoroku] memoirs
軍事顧問[gunjikomon] military adviser
顧る[kaerimiru] to look back (e.g. over shoulder or at the past)
顧問[komon] adviser
顧慮[koryo] concern

えこ贔屓[ekohiiki] favoritism
贔屓[hiiki] favour
贔屓にする[hiikinisuru] to favor
贔屓目[hiikime] seeing things in a favourable light (favorable)
判官贔屓[hanganbiiki] sympathy for a tragic hero

身贔屓[mibiiki] favoritism (towards relatives)
縁者贔屓[enjabiiki] nepotism
贔屓贔屓[hiikibiiki] each person supporting (patronizing) his (her) own favorite
贔屓[biiki] liking something