[ˈtan(emount]ADJECTIVE(tantamount to)equivalent in seriousness to; virtually the same as.”the resignations were tantamount to an admission of guilt” CITE: http://www.freedictionary.com
(tr) to rebuke or criticize in a severe manner; chastise
[C17: from Latin castīgāre to correct, punish, from castum pure + agere to compel (to be)]
(ˈtɪm ər əs)
1. full of or subject to fear.
2. characterized by or indicating fear or timidity: a timorous approach to a serious problem.
< Medieval Latin timōrōsus
= Latin timōr-,
s. of timor fear
+ -ōsus -ous