Lexical usage

The following are some common semantic roles:
Totality

With adjectives of:

• partaking: μέτοχος ‘partaking’;
• touching or desiring: δύσερως ‘in love’;
• remembering: ἀμελής ‘careless’, ἐπιλήσμων ‘forgetful’, μνήμων 'remembering’;
• perception: compounds of -ήκοος (e.g. κατήκοος ‘obedient’, συνήκοος ‘hearing together’);
• ability or suitability: ἱκανός ‘suitable’, δυνατός ‘capable’, οἷός τ’ (εἰμί) ‘(I am) capable’, compounds in -ικός of active verbs (διδασκαλικός ‘capable of teaching’, πρᾱκτικός ‘capable of doing’).

Origin

• With adjectives of motion or separation
  (to remove, to rob, to give way, to originate from etc.) ἁγνός ‘pure’, γυμνός ‘naked’, ἐλεύθερος ‘free’, ἐνδεής, ἐλλιπής, ἐπιδεής ‘needy’, ἔρημος ‘desolate’, κενός ‘empty’, μόνος ‘only’, ὀρφανός ‘bereft’ etc.
• With Compounds with a privative alpha, such as ἄπαστος ‘fasting’, ἄπειρος ‘inexperienced’, ἄψαυστος ‘untouched’ etc.

Material, contents

With adjectives meaning full of.
ἔμπλεως, μεστός, πλέως, πλήρης (also + dat.), σύμπλεως ‘full (of)’, etc.

Reference (~ accusative, dative)

In expressions of perception, emotion or mental activity: ἀγύμναστος ‘untrained (in)’, ἀήθης ‘not used (to)’, ἀπαίδευτος ‘uninstructed (in)’, ἄπειρος ‘inexperienced (in)’, ἔμπειρος ‘experienced (in)’, ὀψιμαθής ‘late in learning’, τρίβων ‘practised (in)’, τυφλός ‘blind (to)’, φιλομαθής ‘curious (about)’ etc.

Possessor

In expressions of possession and rule: ἀκρατής ‘not having power (over)’, ἴδιος ‘peculiar (to)’, κύριος ‘having power (over)’ etc.

Place (~ dative)

Especially in poetry with ἐναντίος ‘opposite’ and a few expressions of proximity or approach.

Cause (~ dative)

This involves adjectives expressing a (positive or negative) emotion or responsibility (αἴτιος, ὑπεύθῡνος). E.g. εὐδαίμων τοῦ τρόπου καὶ τῶν λόγων 'a happy man, with respect to both his way of life and his words'.

Value or price

ἄξιος ‘worthy’, ἀντάξιος ‘worth as much’, ἀνάξιος ‘unworthy’, ἀξιόχρεως ‘sufficient’ etc.