punctually
adverb
[ ˈpʌŋ(k)tʃ(ə)li ]
• at the agreed or proper time; promptly.
• "four out of five trains were arriving punctually"
Similar:
promptly,
on time,
at the proper time,
at the right time,
dead on time,
prompt,
sharp,
exactly,
precisely,
to the minute,
to the second,
dead,
bang on time,
spot on time,
bang on,
spot on,