1 to care about

2 to take offense

3 to mind

1 to introduce (sb to sb)

2 to give a presentation

3 to present (sb for a job etc)

4 introduction

1 summary

2 brief introduction

1 to act as intermediary

2 to link

3 intermediate

4 inter-

5 agency

6 agent

1 to introduce

2 to lie between

3 between

4 shell

5 armor

1 to be on the horns of a dilemma (idiom)

1 to make a show of being very much in earnest (idiom)

2 to act as if one is taking things very seriously