Proto-Celtic is usually dated to the Late Bronze Age, ca. 1200–900 BC. The fact that it is possible to reconstruct a Proto-Celtic word for 'iron' … 展开

Consonants
The following consonants have been reconstructed for Proto-Celtic (PC):
Manner Voicing Bilabial … 展开

The vast majority of reliably reconstructible lexical items in Proto-Celtic have good Indo-European etymologies, unlike what is found in, for example, the Greek language—at least 90% according … 展开

• Leiden University has compiled etymological dictionaries of various IE languages, a project supervised by Alexander Lubotsky. 展开

The phonological changes from Proto-Indo-European (PIE) to Proto-Celtic (PC) may be summarized as follows. The changes are roughly in chronological order, with changes that operate on the outcome of earlier ones appearing later in the list. 展开

Nouns
The morphological (structure) of nouns and adjectives demonstrates no arresting alterations from the parent language. Proto-Celtic is believed to … 展开

• Pre-Celtic
• Italo-Celtic
• Beaker culture
• Urnfield
• Hallstatt culture
• La Tène culture 展开