egg-sucker
Someone who seeks out the approval, attention, or support of others, especially superiors, through abject subservience, flattery, or fawning. Tim is such an obvious egg-sucker, always complementing the boss on her ideas and saying yes to anything she suggests. If you keep being such an egg-sucker in class, the other kids are going to start bullying you. John is such an egg-sucker, falling all over himself to impress the teacher.
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