obsequious
1. [ adjective ] attempting to win favor from influential people by flattery
Synonyms: fawning sycophantic toadyish bootlicking
Related terms: insincere
2. [ adjective ] attentive in an ingratiating or servile manner
Examples:

"obsequious shop assistants"

Related terms: servile
Similar spelling:   obsequiously
  obsession
  objection