σκληρός

sklērós

G4642 substantive adjective

SILEX Entry

Definition

Hard in substance or texture; physically hard or resistant, often describing something difficult to penetrate, cut, or break (e.g., hard land, a hard object). When used figuratively, means harsh, severe, or unyielding—describing manner, speech, or treatment that is difficult to bear, strict, or lacking gentleness. Senses include harsh in speech or character, unyielding in attitude, and difficult to endure.

Semantic Range

hard (physically); tough; stiff; difficult to penetrate or break; harsh (in speech or manner); unyielding; severe; strict; difficult to endure

Root / Etymology

From the root σκληρ-, which appears in various forms in Greek (e.g., σκληρός, σκληρότης), and is related to the noun σκληρός (hard, tough). Possibly related to σκέλος (leg) by way of a common Indo-European root indicating stiffness or firmness, but direct derivation is debated.

Historical & Contextual Notes

In classical Greek, σκληρός primarily describes physical hardness or stiffness—stone, wood, or the human body (e.g. toughened skin, or 'hard' as in relentless conditions). In Hellenistic and Koine periods, the term expands to describe character and conduct: a σκληρός person is harsh or severe in attitude or speech. In the New Testament, σκληρός often refers to an unyielding, harsh, or severe disposition, particularly in speech or authority (e.g., 'hard sayings' that are difficult to accept, or a 'hard' master). English translations typically render it as 'hard,' 'harsh,' or 'severe,' but may not capture the nuance of unyielding or unmerciful behavior in some contexts. The word can contrast with παραμυθητικός (comforting) or χρηστός (kind, gentle), highlighting an experiential or emotional severity rather than simply physical qualities. No direct religious connotation; rather, descriptive of the nature of things, speech, or persons, whether physical or metaphorical.

Translation Consistency

primary "hard" 5 occurrences

‘Hard’ is the most natural, common English rendering across the semantic range (physical firmness/toughness and figurative harshness/unyieldingness). It matches the majority of existing renderings and covers both literal and metaphorical uses in simple, natural language.

✓ All renderings match approved senses

Original Strong's Gloss (1890)

from the base of σκέλος; dry, i.e. hard or tough (figuratively, harsh, severe):--fierce, hard.

Root Family

σκληρός (sklēros) — hard, stiff, tough

Root σκληρ- hard, stiff, tough

Word Forms

2 distinct forms

SIDANCE Surface Transliteration Morphology Common SIBI-P1 SIBI-P2 Occurrences
G4642-01 σκληρόν skleron ADJ.P NOM N SG fierce hard hard 3
G4642-02 σκληρὸς skleros ADJ.S NOM M SG hard hard one hard 2

Occurrences in Scripture

5 occurrences

SIDANCE Reference Word Transliteration Morphology Common SIBI-P1 SIBI-P2
G4642-02 Matthew 25:24 σκληρὸς skleros ADJ.S NOM M SG hard hard one hard
G4642-02 John 6:60 σκληρός skleros ADJ.P NOM M SG hard hard one hard
G4642-01 Acts 26:14 σκληρόν skleron ADJ.P NOM N SG hard hard hard
G4642-01 James 3:4 σκληρῶν skleron ADJ.A GEN M PL fierce hard hard
G4642-01 Jude 1:15 σκληρῶν skleron ADJ.S GEN N PL harsh hard hard