T-bill and Treasury obligations

T-bill noun - A short-term obligation that is not interest-bearing (it is purchased at a discount); can be traded on a discount basis for 91 days.

Treasury obligations and T-bill are semantically related. In some cases you can use "Treasury obligations" instead a noun phrase "T-bill".

Treasury obligations noun - Negotiable debt obligations of the United States government which guarantees that interest and principal payments will be paid on time.

T-bill and Treasury obligations are semantically related. Sometimes you can replace phrase "T-bill" with "Treasury obligations", this phrases are similar.