Table 2.

Estimated onset times and durations for operations in spoken word encoding.

Operation	Onset (ms)	Duration (ms)
Conceptual preparation	0	200+
Lemma retrieval	200	75*
Form encoding
Phonological code retrieval	275*
Syllabification	355	20 per phoneme, 50–55 per syllable
Phonetic encoding	455*
Articulation	600

⁺Continues after relevant conceptual information for lexical access has become available, *upper boundary.