1 sharp

2 incisive

3 penetrating

1 rhinoceros horn, reputed to confer telepathic powers

2 fig. mutual sensitivity

3 tacit exchange of romantic feelings

4 a meeting of minds

1 rhinoceros

1 osmanthus

1 rhinoceros

2 sharp

1 hearts linked as one, just as the proverbial rhinoceros communicates emotion telepathically through his single horn (idiom); fig. two hearts beat as one