ଅର୍ଥ : To believe especially on uncertain or tentative grounds.
							ଉଦାହରଣ : 
							Scientists supposed that large dinosaurs lived in swamps.
							
ସମକକ୍ଷ : conjecture, hypothecate, hypothesise, hypothesize, suppose, theorise, theorize
ଅର୍ଥ : Talk over conjecturally, or review in an idle or casual way and with an element of doubt or without sufficient reason to reach a conclusion.
							ଉଦାହରଣ : 
							We were speculating whether the President had to resign after the scandal.
							
ଅର୍ଥ : Reflect deeply on a subject.
							ଉଦାହରଣ : 
							I mulled over the events of the afternoon.
							Philosophers have speculated on the question of God for thousands of years.
							The scientist must stop to observe and start to excogitate.
							
ସମକକ୍ଷ : chew over, contemplate, excogitate, meditate, mull, mull over, muse, ponder, reflect, ruminate, think over
ଅର୍ଥ : Invest at a risk.
							ଉଦାହରଣ : 
							I bought this house not because I want to live in it but to sell it later at a good price, so I am speculating.
							
ସମକକ୍ଷ : job