I was delayed vs Late

When to use each in English, with meaning, register, and examples.

I was delayed

Top 2,000 (common)

Late

Top 1,000 (very common)A1adjective
Most common: Late
 I was delayedLate
Pronunciation🇬🇧 //aɪ wəz dɪˈleɪd//🇺🇸 //aɪ wəz dɪˈleɪd//🇬🇧 /["/leɪt/"]/🇺🇸 /["/leɪt/"]/
MeaningI was late or held upAfter the expected time
ExampleI was delayed due to heavy traffic this morning.I am late for my appointment today.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR level-A1
Part of speechadjective
Collocationswas delayed due to, was delayed by, was severely delayed, was slightly delayed, was delayed in trafficbe, feel, seem, extremely, fairly, very, for, in, into, an hour, ten minutes, etc. late, leave it rather, very, etc. late
Antonyms-early, on time
Common mistakesConfusing 'delayed' with 'late' - 'delayed' implies external reasons., Using 'delay' instead of 'delayed' as a verb incorrectly., Not specifying the reason for the delay.Confusing 'late' with 'lately', which means recently., Using 'late' with the wrong tense, for example, saying 'I will be late yesterday.', Confusing 'late' with 'later' when indicating time.
Usage notesUse 'I was delayed' in formal or neutral contexts to indicate lateness due to external factors. Avoid in casual conversations.Use 'late' to describe someone who is not on time for an event or task. Avoid using it in very formal contexts, where 'tardy' might be preferred.

See it in real clips

I was delayed
Late

Frequently asked questions: I was delayed vs Late

What's the difference between I was delayed and Late?

I was delayed: I was late or held up Late: After the expected time

Which is more common: I was delayed and Late?

Late is the most common in everyday English.

Can you show an example of each?

I was delayed: I was delayed due to heavy traffic this morning. Late: I am late for my appointment today.

Can I use I was delayed and Late interchangeably?

Not always. I was delayed and Late are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.